> struct pci_driver pointer is an input into the pci_iov_get_pf_drvdata().> Introduce helpers to retrieve the ACC PF dev struct pci_driver pointers > as we use this in ACC vfio migration driver. > > Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx> Acked-by: Zhou Wang <wangzhou1@xxxxxxxxxxxxx> Best, Zhou > --- > drivers/crypto/hisilicon/hpre/hpre_main.c | 6 ++++++ > drivers/crypto/hisilicon/sec2/sec_main.c | 6 ++++++ > drivers/crypto/hisilicon/zip/zip_main.c | 6 ++++++ > include/linux/hisi_acc_qm.h | 5 +++++ > 4 files changed, 23 insertions(+) > > diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c > index 3589d8879b5e..36ab30e9e654 100644 > --- a/drivers/crypto/hisilicon/hpre/hpre_main.c > +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c > @@ -1190,6 +1190,12 @@ static struct pci_driver hpre_pci_driver = { > .driver.pm = &hpre_pm_ops, > }; > > +struct pci_driver *hisi_hpre_get_pf_driver(void) > +{ > + return &hpre_pci_driver; > +} > +EXPORT_SYMBOL_GPL(hisi_hpre_get_pf_driver); > + > static void hpre_register_debugfs(void) > { > if (!debugfs_initialized()) > diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c > index 311a8747b5bf..421a405ca337 100644 > --- a/drivers/crypto/hisilicon/sec2/sec_main.c > +++ b/drivers/crypto/hisilicon/sec2/sec_main.c > @@ -1088,6 +1088,12 @@ static struct pci_driver sec_pci_driver = { > .driver.pm = &sec_pm_ops, > }; > > +struct pci_driver *hisi_sec_get_pf_driver(void) > +{ > + return &sec_pci_driver; > +} > +EXPORT_SYMBOL_GPL(hisi_sec_get_pf_driver); > + > static void sec_register_debugfs(void) > { > if (!debugfs_initialized()) > diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c > index 66decfe07282..4534e1e107d1 100644 > --- a/drivers/crypto/hisilicon/zip/zip_main.c > +++ b/drivers/crypto/hisilicon/zip/zip_main.c > @@ -1012,6 +1012,12 @@ static struct pci_driver hisi_zip_pci_driver = { > .driver.pm = &hisi_zip_pm_ops, > }; > > +struct pci_driver *hisi_zip_get_pf_driver(void) > +{ > + return &hisi_zip_pci_driver; > +} > +EXPORT_SYMBOL_GPL(hisi_zip_get_pf_driver); > + > static void hisi_zip_register_debugfs(void) > { > if (!debugfs_initialized()) > diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h > index 6a6477c34666..00f2a4db8723 100644 > --- a/include/linux/hisi_acc_qm.h > +++ b/include/linux/hisi_acc_qm.h > @@ -476,4 +476,9 @@ void hisi_qm_pm_init(struct hisi_qm *qm); > int hisi_qm_get_dfx_access(struct hisi_qm *qm); > void hisi_qm_put_dfx_access(struct hisi_qm *qm); > void hisi_qm_regs_dump(struct seq_file *s, struct debugfs_regset32 *regset); > + > +/* Used by VFIO ACC live migration driver */ > +struct pci_driver *hisi_sec_get_pf_driver(void); > +struct pci_driver *hisi_hpre_get_pf_driver(void); > +struct pci_driver *hisi_zip_get_pf_driver(void); > #endif >